1 Definition
1.1 Definition
Ignimbrite is a volcanic rock consisting mainly of pumice fragments, formed by the consolidation of material deposited by pyroclastic flows
A sedimentary rock, deposit of a submarine turbidity currents and are composed of layered particles
1.2 History
1.2.1 Origin
New Zealand
European Foreland Basins
1.2.2 Discoverer
Patrick Marshall
Arnold H. Bouma
1.3 Etymology
From Latin ignis fire + imber, imbr- shower of rain, storm cloud + -ite
From Medieval Latin turbiditas, from Latin turbidus (turbid). Turbidity current is from 1939
1.4 Class
Igneous Rocks
Sedimentary Rocks
1.4.1 Sub-Class
Durable Rock, Medium Hardness Rock
Durable Rock, Soft Rock
1.5 Family
1.5.1 Group
1.6 Other Categories
Fine Grained Rock, Opaque Rock
Coarse Grained Rock, Fine Grained Rock, Opaque Rock